Related Questions

Theoretical flame temperature of a fuel is that temperature which is attained, when the fuel is completely burnt 'using theoretical amount of air in
A Air
B Oxygen
C Either A or B
D Either A or C without gain or loss of heat
The maximum adiabatic flame temperature in air is __________ the maximum flame temperature in pure oxygen.
A Lower than
B Higher than
C Same as
D Not related to
The maximum adiabatic flame temperature of fuels in air is __________ the maximum flame temperature in pure oxygen.
A Lower than
B Higher than
C Same as
D Not related to
Actual flame temperature is always lower than the adiabatic flame temperature, because there is
A No possibility of obtaining complete combustion at high temperature
B Always loss of heat from the flame
C Both A & B
D Neither A nor B
For the case of a fuel gas undergoing combustion with air, if the air/fuel ratio is increased, the adiabatic flame temperature will
A Increase
B Decrease
C Increase or decrease depending on the fuel type
D Not change
Adiabatic flame temperature of a fuel is dependent on the initial temperature of
A Fuel
B Air
C Both A & B
D Neither A nor B
The ratio of maximum adiabatic flame temperature in air to that in pure oxygen is always
A 1
B > 1
C Unpredicatable
The maximum adiabatic flame temperature in air as compared to that in pure oxygen is
A Much lower
B Much higher
C Same
D Either lower or higher, depends on the type of fuel
A burnt child dreads the Fire. here `burnt is a/an______.
A finite verb
B gerund
C present participle
D past participle
A burnt child dreads the fire. Here burnt is.....
A finite verb
B gerund
C present participle
D past participle

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